Rockwell-automation 1791D-N4CV2X CompactBlock I/O for DeviceNet Expans Manual de usuario descargar pdf (Pagina 13)

CompactBlock I/O Analog Combination Input/Output Expansion Module 13

Publication

1791D-IN002A-EN-P - June 2003

Specifications

Output Channel Status Indicator

LED Indicator: Status:

Solid Green/On Output channel operating properly

Flashing Green Output disabled (Output enable bit is 0)

Flashing Red Output channel over data range or under data range @ 4-20mA current mode

Off Neither of the above conditions is true

Input Specifications

Input Channels 4 differential or single ended (individually configured

by wire for current or voltage)

Current

Voltage

Operating Range Full Range

0-20mA 0-21mA

4-20mA 3.2-21mA

0-10V dc 0-10.5V dc

A/D Conversion Time per Channel 100ms @ 60 Hz Filter

Common Mode Voltage Range 1 volt

Common Mode Rejection >55 dB @ 50 & 60Hz @ 1V between inputs and

analog com

Input Impedance

Voltage Terminal

Current Terminal

200K ohms (typical)

249 ohms (nominal)

Overall Accuracy

Voltage Accuracy

Current Accuracy

+0.25% of Full Scale

Non-linearity (in % Full Scale) +0.4%

Repeatability (in % Full Scale) +0.4%

Resolution 12 bit

Conversion Type Delta-Sigma

Field Input Calibration None (Production)

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 19 20

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Rockwell-automation 1791D-N4CV2X CompactBlock I/O for DeviceNet Expans Manual de usuario Pagina 13